Brockton Threshold Days by Year

19 fixed thresholds counted per year at Brockton (USC00190860): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Brockton Thresholds

Brockton: days with 10 mm (0.39 in) or more of precipitation in 110 years, most in 2018 with 56.
Brockton: days with 25 mm (0.98 in) or more of precipitation in 110 years, most in 2018 with 26.
Brockton: days with a maximum temperature at or above 30 C (86 F) in 106 years, most in 2022 with 66.
Brockton: days with a maximum temperature at or above 90 F (32.2 C) in 106 years, most in 2022 with 38.
19 fixed thresholds have at least one qualifying day at Brockton.

Days at or above 30 C (86 F)

106 years with a qualifying day

Days per year at Brockton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 66 in 2022.

Days at or above 30 C (86 F) per year at Brockton
Year	Days	Decade average
1894	30	23.5
1895	20	23.5
1896	23	23.5
1897	13	23.5
1898	36	23.5
1899	19	23.5
1900	30	23.3
1904	14	23.3
1905	25	23.3
1906	22	23.3
1907	26	23.3
1908	23	23.3
1910	26	24.8
1913	27	24.8
1914	23	24.8
1915	23	24.8
1930	41	34.4
1931	35	34.4
1932	32	34.4
1933	31	34.4
1934	27	34.4
1935	33	34.4
1936	28	34.4
1937	44	34.4
1938	35	34.4
1939	38	34.4
1940	21	38.9
1941	44	38.9
1942	30	38.9
1943	42	38.9
1944	50	38.9
1945	35	38.9
1946	27	38.9
1947	43	38.9
1948	44	38.9
1949	53	38.9
1954	15	28.7
1955	41	28.7
1956	25	28.7
1957	37	28.7
1958	12	28.7
1959	42	28.7
1960	14	18.8
1961	34	18.8
1962	15	18.8
1963	29	18.8
1964	16	18.8
1965	13	18.8
1966	22	18.8
1967	10	18.8
1968	17	18.8
1969	18	18.8
1970	24	24.5
1971	28	24.5
1972	17	24.5
1973	29	24.5
1974	22	24.5
1975	26	24.5
1976	29	24.5
1977	25	24.5
1978	21	24.5
1979	24	24.5
1980	40	30.4
1981	33	30.4
1982	22	30.4
1983	44	30.4
1984	27	30.4
1985	24	30.4
1986	18	30.4
1987	30	30.4
1988	43	30.4
1989	23	30.4
1990	14	32.1
1991	49	32.1
1992	18	32.1
1993	38	32.1
1994	33	32.1
1996	27	32.1
1997	32	32.1
1998	32	32.1
1999	46	32.1
2000	21	26.7
2001	37	26.7
2003	28	26.7
2004	27	26.7
2005	38	26.7
2006	18	26.7
2007	27	26.7
2008	19	26.7
2009	25	26.7
2010	53	39.7
2011	33	39.7
2012	36	39.7
2013	31	39.7
2014	31	39.7
2015	45	39.7
2016	50	39.7
2017	35	39.7
2018	47	39.7
2019	36	39.7
2021	52	57.3
2022	66	57.3
2023	62	57.3
2024	58	57.3
2025	49	57.3
2026	57	57.3

For each year, a bar from the first to the last day at Brockton meeting 30 C (86 F).

First to last qualifying date each year at Brockton
Year	First date	Last date
1894	1894-05-02	1894-09-09
1895	1895-05-09	1895-09-23
1896	1896-04-16	1896-09-11
1897	1897-07-05	1897-10-16
1898	1898-06-09	1898-10-04
1899	1899-05-01	1899-08-20
1900	1900-05-15	1900-09-12
1904	1904-05-26	1904-08-15
1905	1905-06-10	1905-08-24
1906	1906-05-13	1906-09-19
1907	1907-05-14	1907-09-21
1908	1908-04-23	1908-09-10
1910	1910-06-14	1910-08-13
1913	1913-06-16	1913-09-08
1914	1914-05-26	1914-09-23
1915	1915-06-14	1915-09-17
1930	1930-05-02	1930-09-26
1931	1931-05-28	1931-09-23
1932	1932-05-16	1932-09-13
1933	1933-05-20	1933-08-28
1934	1934-05-31	1934-08-10
1935	1935-04-27	1935-08-20
1936	1936-05-09	1936-09-09
1937	1937-05-04	1937-09-05
1938	1938-04-28	1938-10-17
1939	1939-05-28	1939-09-17
1940	1940-06-03	1940-08-10
1941	1941-05-22	1941-09-23
1942	1942-04-30	1942-09-17
1943	1943-05-07	1943-09-07
1944	1944-05-04	1944-09-15
1945	1945-03-29	1945-09-29
1946	1946-05-26	1946-09-20
1947	1947-05-13	1947-10-16
1948	1948-05-12	1948-09-13
1949	1949-05-05	1949-10-11
1954	1954-06-20	1954-10-13
1955	1955-06-16	1955-09-18
1956	1956-05-31	1956-09-05
1957	1957-04-21	1957-09-13
1958	1958-06-30	1958-09-26
1959	1959-05-12	1959-09-24
1960	1960-05-07	1960-09-08
1961	1961-06-02	1961-09-13
1962	1962-04-27	1962-08-06
1963	1963-05-09	1963-10-08
1964	1964-05-08	1964-08-30
1965	1965-05-10	1965-09-22
1966	1966-06-05	1966-09-02
1967	1967-06-10	1967-08-18
1968	1968-06-06	1968-08-25
1969	1969-06-13	1969-09-02
1970	1970-05-10	1970-09-25
1971	1971-06-07	1971-09-16
1972	1972-07-02	1972-08-26
1973	1973-06-08	1973-09-04
1974	1974-05-17	1974-09-14
1975	1975-05-20	1975-08-22
1976	1976-04-17	1976-09-14
1977	1977-05-17	1977-09-02
1978	1978-05-20	1978-08-29
1979	1979-05-09	1979-10-22
1980	1980-05-22	1980-09-22
1981	1981-05-25	1981-09-14
1982	1982-07-07	1982-09-12
1983	1983-06-11	1983-09-20
1984	1984-06-05	1984-09-24
1985	1985-05-11	1985-09-20
1986	1986-05-18	1986-09-30
1987	1987-05-28	1987-09-10
1988	1988-05-28	1988-08-28
1989	1989-06-02	1989-09-11
1990	1990-04-27	1990-09-02
1991	1991-04-07	1991-09-17
1992	1992-05-21	1992-09-18
1993	1993-05-11	1993-09-15
1994	1994-06-17	1994-08-28
1996	1996-05-20	1996-09-06
1997	1997-06-10	1997-08-17
1998	1998-03-31	1998-09-27
1999	1999-05-30	1999-09-04
2000	2000-05-07	2000-09-01
2001	2001-04-22	2001-09-13
2003	2003-06-25	2003-09-15
2004	2004-05-08	2004-09-01
2005	2005-04-20	2005-09-13
2006	2006-06-01	2006-08-03
2007	2007-05-24	2007-09-26
2008	2008-06-07	2008-09-04
2009	2009-04-26	2009-08-26
2010	2010-04-07	2010-09-25
2011	2011-05-27	2011-10-09
2012	2012-04-16	2012-08-31
2013	2013-05-21	2013-09-11
2014	2014-06-08	2014-09-28
2015	2015-05-10	2015-09-18
2016	2016-05-25	2016-09-23
2017	2017-04-16	2017-09-27
2018	2018-05-02	2018-09-16
2019	2019-05-20	2019-08-22
2021	2021-05-18	2021-09-15
2022	2022-05-14	2022-09-18
2023	2023-04-13	2023-10-04
2024	2024-05-22	2024-09-17
2025	2025-05-03	2025-10-05
2026	2026-04-14	2026-09-07

Every Fixed Threshold

Fixed thresholds at Brockton
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	106	66	2022	57
35 C (95 F): Days	76	19	2022	10
40 C (104 F): Days	3	1	1948	1
90 F (32.2 C): Days	106	38	2022	25
100 F (37.8 C): Days	18	7	1949	2
0 C (32 F): Ice days (max	106	53	1904	14
0 C (32 F): Frost days (min	102	165	1978	73
-10 C (14 F): Days with min	102	53	1968	22
-20 C (-4 F): Days with min	54	9	1961	1
20 C (68 F): Tropical nights (min	101	41	2023	25
25 C (77 F): Days with min	7	4	2022	5
10 mm (0.39 in): Days with 10 mm or more rain	110	56	2018	28
25 mm (0.98 in): Days with 25 mm or more rain	110	26	2018	9
50 mm (1.97 in): Days with 50 mm or more rain	88	7	1969	3
100 mm (3.94 in): Days with 100 mm or more rain	18	3	2005	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1955	1
10 cm (3.9 in): Days with 10 cm or more snowfall	47	12	1996	4
25 cm (9.8 in): Days with 25 cm or more snowfall	22	4	2015	2
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	2022	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1894.

Download the Data

Data for Brockton threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-14. Last revised 14 October 2026 (2026-10-14).

Brockton Threshold Days by Year

Key Facts for Brockton Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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